#C6374B#C6374B

#C6374B is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.7% C 0.179 H 17.6°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#C6374B
RGB	rgb(198, 55, 75)
HSL	hsl(352, 57%, 50%)
HSV	hsv(352, 72%, 78%)
CMYK	cmyk(0%, 72.2%, 62.1%, 22.4%)
CIE-LAB	lab(45.97, 57.14, 22.28)
CIE-LCH	lch(45.97, 61.33, 21.30°)
OKLab	oklab(55.65% 0.1704 0.0539)
OKLCH	oklch(55.65% 0.179 17.6)
XYZ	xyz(25.9275, 15.2499, 8.2335)
Luminance	0.1525 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C6374B #37C6B2

analogous

#C63793 #C6374B #C66A37

triadic

#C6374B #4BC637 #374BC6

tetradic

#C6374B #93C637 #37C6B2 #6A37C6

square

#C6374B #93C637 #37C6B2 #6A37C6

split-complementary

#C6374B #37C66A #3793C6

monochromatic

#661C27 #962A39 #C6374B #D46675 #E296A0

Accessibility & contrast

On white

5.19

#C6374B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#C6374B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C6374B

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C6374B	#FFFFFF	#000000	##FFFFFF
##C6374B	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5A4B

Deuteranopia (green-blind)

#827847

Tritanopia (blue-blind)

#D9053F

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c6374b;
/* rgb */ color: rgb(198, 55, 75);
/* oklch */ color: oklch(55.7% 0.179 17.6);

Tailwind

colors: {
  custom: {
    50: '#df787d',
    500: '#c6374b',
    950: '#000000',
  },
}

SCSS

$custom: #c6374b;
$custom-light: #df787d;
$custom-dark: #000000;

JSON

{
  "hex": "#c6374b",
  "rgb": {
    "r": 198,
    "g": 55,
    "b": 75
  },
  "hsl": {
    "h": 351.608,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55654,
    "c": 0.17871,
    "h": 17.6
  },
  "luminance": 0.15246
}

Semantic roles & 50–950 ramp

primary

#C6374B

secondary

#8CCDC4

accent

#E0CB48

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#170A09

muted

#857C7B

Preview Lab

Preview with #C6374B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →